1. Chronic infection and frailty;High;Surrogate markers, associations, and causality,2005
2. Ageing and infection;Gavazzi;Lancet Infect Dis,2002
3. Clinical practice guideline for the evaluation of fever and infection in older adult residents of long-term care facilities;High;2008 update by the Infectious Diseases Society of America,2009
4. Infection as a cause of age-related morbidity and mortality;High;Ageing Res Rev,2004
5. SHEA/APIC Guideline;Smith;Infection prevention and control in the long-term care facility,2008